Mark Nelson

Mark Nelson, a Biospherian who spent two years inside the innovative Biosphere 2, shares insights from his book "Pushing Our Limits." He discusses the ambitious vision behind the project, highlighting the excitement and skepticism it generated. The conversation dives into the psychological challenges of living in a calorie-restricted environment and the social dynamics that influenced group cohesion. Nelson reflects on how the intense experience taught lessons about interconnectedness and survival, ultimately leading to a triumphant return to the outside world.